Patents/Inventors

Mitsuhiko Sakai

OsakaJP2 patents

3 Patents

US120574162024
Semiconductor Device with Metal Film on Surface Between Passivation Film and Copper Film
Sumitomo Electric Industries, Ltd.
0 cites
US119160292024
Semiconductor Device
Sumitomo Electric Industries, Ltd.
0 cites
US116161722023
Semiconductor Light Emitting Device with Frosted Semiconductor Layer
ROHM CO., Ltd.
0 cites